| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Ruegeria aquimaris | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rubellicoccus | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rubellicoccus peritrichatus T | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Roseibium porphyridii | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Roseibium algicola | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rodentibacter caecimuris | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodoferax potami | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodoferax mekongensis | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodococcus indonesiensis | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodococcoides | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodococcoides yunnanense | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodococcoides trifolii | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodococcoides kyotonense | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodococcoides kroppenstedtii | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodococcoides fascians T | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodococcoides corynebacterioides | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodobacter xanthinilyticus | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodalgimonas | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Rhodalgimonas zhirmunskyi T | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Qipengyuania profundimaris | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Qipengyuania benthica | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Psychrobacter raelei | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Pseudosulfitobacter koreensis | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Pseudomonas paraveronii | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Pseudomonas kulmbachensis | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Pseudomonas hefeiensis | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Polycladomyces zharkentensis | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Planococcus notacanthi | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Pilosibacter | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago | |
| Pilosibacter fragilis T | Unknown | Valid (ICNP) | Excubia bot almost 2 years ago |